package com.hnevc.liangxiangju;

/**
 *
 * 字符串截取和替换、去首尾空格
 *
 *
 */
public class Example02 {
    public static void main(String[] args) {
        String str ="13785429465";
        System.out.println("将手机号中的四位隐藏用*代替"+str.replace("8542","****"));
        String str1 ="010-152-1980-1012";
       String[] strings=str1.split("-");
        for (int i=0;i< strings.length;i++) {
            System.out.println(strings[i]);
        }
            System.out.println("截取手机后四位"+str.substring(7));
        System.out.println("截取手机中间四位"+str.substring(3,7));
        String str2 ="     123456789       ";
        System.out.println("去除两端空格"+str.trim());
    }
}
